Diving helmet



FIG. 1 shows a front view of our diving helmet showing our new design;

FIG. 2 shows a side elevation view of our diving helmet;

FIG. 3 shows a sectioned view of our diving helmet through the midsection thereof;

FIG. 4 shows a side view of our diving helmet opposite from the view taken in FIG. 2; and,

FIG. 5 shows a top plan view of our diving helmet. 

The ornamental design for a diving helmet, substantially as shown. 